Domain
substack.app
Health score
0 y00 mo00 d00 h00 m00 s
live since Invalid Date
- Registrant contact data is redacted by the registry (typically GDPR or privacy-by-default).
Registrar
client transfer prohibited
Dates
- Created
- 2025-08-29T11(hidden).059Z
- Updated
- 2025-09-03T11(hidden).059Z
- Expires
- 2026-08-29T11(hidden).059Z
Nameservers
- augustus.ns.cloudflare.com
- laura.ns.cloudflare.com
DNSSEC: not enabled
DNS records
- 172.67.163.132
- 104.21.41.90
SSL certificate
- Issuer
- Google Trust Services
- Valid until
- 21 Jul 2026 16:01:15 GMT79 days remaining
- Subject
- substack.app
- Protocol
- TLSv1.3
Tech stack
dnsCloudflarecdnCloudflare
Data source
- Protocol
- rdap
- RDAP server
- pubapi.registry.google/rdap
Quick facts
- Source
- rdap
- Tier
- red
- Fetched
- 03 May 2026 11:36:19 GMT
Get this name on another extension
Same root, different TLDs. Green badges are unregistered right now — click a registrar to grab one. Red means taken; click the row title to look it up.
- substack.comtaken
- substack.iounknown
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- substack.shunknown
- substack.devtaken
- substack.counknown
- substack.nettaken